نتایج جستجو برای: 251
تعداد نتایج: 6706 فیلتر نتایج به سال:
Davis, Donald R. A Revision of the North American Moths of the Superfamily Eriocranioidea with the Proposal of a New Family, Acanthopteroctetidae (Lepidoptera). Smithsonian Contributions to Zoology, number 251, 131 pages, 344 figures, 3 tables, 6 maps, 1978.—The general biology, biogeography, morphology, and classification are reviewed for the five genera and 16 species (including one subspecie...
Inactivation of the retinoblastoma (Rb) tumor suppressor protein is widespread in human cancers. Inactivation of Rb is thought to be initiated by association with Raf-1 (C-Raf) kinase, and here we determined how RRD-251, a disruptor of the Rb–Raf-1 interaction, affects pancreatic tumor progression. Assessment of phospho-Rb levels in resected human pancreatic tumor specimens by immunohistochemis...
این پژوهش به بررسی حافظه جمعی اعضای هیأت علمی دانشگاه شهید باهنر کرمان و عوامل موثر شکل گیری حافظه جمعی آن ها پرداخته است. رویکرد پژوهش کمی و با شیوه پیمایش است. از طریق تمونه گیری طبقه ای 251 نفر از اعضای هیأت علمی مورد پر سش قرار گرفتند.
BACKGROUND Co-infection with tuberculosis (TB) is the leading cause of death in HIV-infected individuals. However, diagnosis of TB, especially in the presence of an HIV co-infection, can be limiting due to the high inaccuracy associated with the use of conventional diagnostic methods. Here we report a gene signature that can identify a tuberculosis infection in patients co-infected with HIV as ...
CONTEXT Gastric neoplasia is the second most common cause of death by cancer in the world and H. pylori is classified as a type I human carcinogen by the World Health Organization. However, despite the high prevalence of infection by H. pylori around the world, less than 3% of individuals carrying the bacteria develop gastric neoplasias. Such a fact indicates that evolution towards malignancy m...
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